PETKIT Replacement Filter 3.0 for Water Fountain (Set of 5) Nylon Compatible Models: ・Eversweet Solo SE (P4103s) ・Eversweet Solo 2 (W2) ・Eversweet 3 PRO (W4X) ・Eversweet 3 PRO W (W4X-UVC) Features: ・High-density filter removes impurities such as hair and dust. ・Activated carbon from coconut shells removes odors and improves water taste. ・Ion exchange resin adsorbs harmful heavy metals, providing safe water. ・One filter can filter approximately 10L of water. ・Uses "Purolite" porous filter made in the UK. ※ The filters will be shipped via Yu-Packet after being removed from the box. ※ The contents are the same product sold on Amazon for 3,000 yen. ※ If you wish to have the item shipped in its original box, an additional 250 yen will be charged.